Home / 27,673.16-38,188.52-15,736.24

Finding the Fourth Proportional to 27,673.16, 38,188.52 and 15,736.24

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Solution

The fourth proportional to 27,673.16, 38,188.52 and 15,736.24 is: 21,715.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,673.16 : 38,188.52 = 15,736.24 : x
  2. Step 2: Convert to fraction form
    27,673.16/38,188.52 = 15,736.24/x
  3. Step 3: Cross multiply
    27,673.16x = 38,188.52 × 15,736.24
  4. Step 4: Simplify right side
    27,673.16x = 600,943,715.96
  5. Step 5: Solve for x
    x = 600,943,715.96/27,673.16
  6. Step 6: Final answer
    x = 21,715.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.